Backrack Utility Light Brackets are designed to mount lights. They are made from high quality material that ensures long lasting durability. These brackets feature a hole in the base to run the wiring through the tube. They bolt onto the existing holes facilitating easy installation. Drivers or Passenger Side installation,Places light at cab height beside each upright tube,FITS: BackRack. If using with Safety Rack, Louvered, Open, LV, SM, TR, TL drilling & cutting is required . Dimensions: 16 inch x 7 inch Base.